Each pair of glasses is created through a multi-step process, enhanced by the handcrafted inserts that make them unique. The insert is customizable, making this accessory unique to you. Contact us to choose your favorite. Our glasses are designed to bring happiness to people. To preserve the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorite products. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in pristine condition. Each pair of glasses is created through a multi-step process, enhanced by the handcrafted inserts that make them unique. The insert is customizable, making this accessory unique to you. Contact us to choose your favorite. Our glasses are designed to bring happiness to people. SIZE: S-M TOTAL FRONT WIDTH: 167.1 mm FRONT HEIGHT: 49.7 mm SHAFT LENGTH: 146 mm DBL: 18 mm